Air Quality
Excellent
No health implications.
3
PM2.5
6
PM10
55
O3
0.3
CO
6
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 May
31
Excellent
Thu
21 May
55
Good
Fri
22 May
65
Good
Sat
23 May
56
Good
Sun
24 May
78
Good
Mon
25 May
44
Excellent
Tue
26 May
43
Excellent
Air quality in the last 12 months (Xuanzhou)
|
2026/04
|
52
|
47
|
36
|
45
|
76
|
69
|
56
|
37
|
32
|
50
|
54
|
30
|
44
|
39
|
38
|
39
|
62
|
63
|
49
|
56
|
41
|
15
|
24
|
39
|
49
|
46
|
52
|
39
|
27
|
34
|
|
|
2026/03
|
35
|
21
|
56
|
53
|
57
|
62
|
61
|
52
|
61
|
63
|
59
|
64
|
70
|
65
|
86
|
60
|
40
|
31
|
91
|
100
|
62
|
49
|
59
|
41
|
50
|
95
|
71
|
42
|
45
|
47
|
49
|
|
2026/02
|
31
|
51
|
84
|
70
|
87
|
61
|
45
|
51
|
40
|
59
|
67
|
70
|
61
|
49
|
60
|
34
|
80
|
67
|
53
|
34
|
29
|
90
|
122
|
23
|
44
|
27
|
30
|
37
|
|||
|
2026/01
|
27
|
71
|
92
|
106
|
122
|
91
|
57
|
58
|
50
|
75
|
85
|
52
|
49
|
54
|
67
|
85
|
154
|
105
|
31
|
34
|
60
|
54
|
60
|
83
|
133
|
48
|
45
|
83
|
70
|
23
|
30
|
|
2025/12
|
108
|
72
|
57
|
59
|
73
|
61
|
59
|
115
|
62
|
73
|
99
|
61
|
44
|
60
|
55
|
55
|
120
|
158
|
109
|
154
|
45
|
39
|
46
|
71
|
92
|
43
|
51
|
51
|
59
|
148
|
39
|
|
2025/11
|
62
|
66
|
54
|
57
|
61
|
37
|
13
|
26
|
29
|
55
|
34
|
42
|
45
|
67
|
75
|
69
|
48
|
41
|
42
|
42
|
62
|
76
|
59
|
63
|
108
|
77
|
178
|
103
|
59
|
59
|
|
|
2025/10
|
28
|
37
|
37
|
38
|
46
|
39
|
67
|
44
|
35
|
38
|
74
|
51
|
30
|
32
|
41
|
26
|
24
|
16
|
21
|
30
|
19
|
25
|
27
|
36
|
46
|
39
|
56
|
59
|
78
|
32
|
26
|
|
2025/09
|
21
|
23
|
24
|
35
|
37
|
24
|
37
|
37
|
26
|
19
|
30
|
25
|
39
|
29
|
21
|
25
|
31
|
28
|
29
|
23
|
23
|
29
|
45
|
27
|
20
|
38
|
42
|
47
|
32
|
31
|
|
|
2025/08
|
16
|
15
|
19
|
28
|
28
|
14
|
12
|
15
|
22
|
30
|
20
|
27
|
21
|
17
|
18
|
21
|
25
|
29
|
36
|
27
|
19
|
19
|
17
|
22
|
25
|
17
|
33
|
27
|
27
|
33
|
17
|
|
2025/07
|
21
|
22
|
23
|
33
|
33
|
36
|
32
|
15
|
16
|
30
|
27
|
18
|
26
|
34
|
35
|
26
|
22
|
36
|
20
|
17
|
16
|
15
|
18
|
21
|
22
|
16
|
17
|
19
|
25
|
18
|
10
|
|
2025/06
|
10
|
13
|
29
|
46
|
39
|
36
|
26
|
13
|
29
|
21
|
26
|
26
|
21
|
20
|
14
|
32
|
38
|
23
|
13
|
16
|
13
|
9
|
17
|
27
|
35
|
31
|
21
|
15
|
17
|
22
|
|
|
2025/05
|
44
|
46
|
50
|
42
|
36
|
129
|
105
|
46
|
22
|
31
|
34
|
37
|
38
|
42
|
65
|
33
|
30
|
75
|
47
|
29
|
16
|
36
|
27
|
68
|
55
|
51
|
53
|
49
|
38
|
45
|
41
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution